英语人教版九年级全册Unit13 Section B 3a-Self check

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1、Unit13We’retryingtosavetheearth高庙中学高红霞一、教学目标：知识与技能：1.掌握名词、动词、形容词、副词之间的词形转换。2.完成课本中3a---SelfCheck的内容。3.能表达自己对污染的建议。过程与方法：复习重点短语，引导学生对解决污染的方式进行讨论，并指导学生写作。情感态度价值观：培养学生保护环境的意识，健康生活，快乐成长。二、教学重点与难点：能综合运用本单元所学习的语言知识来描述污染并提出解决方法。归纳词形之间的变化三、教学准备：1、教学课件。教学过程学生活动设计意图I.Revision(1)Writedownthes

2、ephrases.停止乘小汽车回收纸用纸巾好好利用用垃圾建造房倒置经营小生意回复，归还旧玻璃瓶拆下一个有创意的大脑开一个小店更受欢迎的作品给他人带来欢乐(2)Talkabout2bwithyourpartner.II.Presentation学生填写学生对话检查学生课下复习情况。巩固重点短语。(1)Whatshouldwedotosavetheearth?TurnoffthelightswhenweleavearoomTakeourownbagswhenshoppingRidabkeRecyclepaperDon’tusepapernapkin(2)What

3、shouldgovermentsdotosavetheearth?Theyshouldclosedownthefactoriesthatputwasteintotheriver.SetupalotofdustbinsonthestreetStoppeoplefromusingwoodenchopsticks…Organizepeopletocleanthestreetsandrivers.III.Writing(1)Workon3a.Whichpartsofthetown/cityhaveaniceenvironment?Why(2)aretheynice?

4、Whichpartsneedtobeimproved?Why?GoodenvironmentWhyBadenvironmentWhy   Fillinthechartaboutyourcity.(2)Workon3b.Writealettertothecitymajorabouttheproblemandyoursuggestions.Inyourletter,describetheenvironmentalproblemsinyourtown/city.①Whataretheproblems?交流对话学生填写写作指导为后文写作积累素材为写作积累素材②Whe

5、rearethey?③Whatorwhoiscausingtheseproblems?Then,givesuggestionsorpossiblewaystosolvetheproblems.ØIthinkthat…ØWeshould/could…ØIsuggest…本次写作内容是一封书信,信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合3a中列举的问题和前面学过的解决办法来完成这封信。OnepossibleversionDearSir/Madam,Environmentalproblemsare

6、becomingmoreandmoreseriousallovertheworld.Withthedevelopmentofthesociety,therearetoomanycarsonthestreetsinourcity.Carshavemadetheairunhealthyforpeopletobreathe.Blacksmokeandpoisonousgasaregivenoffbyfactories.Factoriesalsoputwasteintotheriver.Andwhereverwego,wecanfindrubbish.Nowmore

7、andmorepeoplehaverealizedtheseproblems.Ithinkthatgovernmentsshouldclosedownthefactoriesanddeveloplawstostoppeoplefromdrivingcarseveryday.Isuggesteveryoneinthistownshouldhelptocleanuptheriverandthestreets.Weshouldcalloneveryoneinthetowntothrowrubbishinthedustbins.Ihopetheproblemwill

8、besolvedinthenearfutureand